Orinda, CA · Contra Costa County
SB 9 Lot Split Application
Orinda property owners use this application packet to request approval to divide an existing legal lot into two lots under SB 9.
What this form is
This packet includes the SB 9 application, eligibility checklist, lot split affidavit, and submittal requirements for a proposed urban lot split. The city requires these materials to review a request to subdivide an existing legal lot into two legal lots. Applicants provide property and applicant information, certify eligibility, and submit items such as a tentative parcel map, soils report, title report, and utility will-serve letters.
Who needs it
Property owners seeking to divide an existing legal lot into two lots in Orinda need this application packet and its listed supporting materials.
How to submit it
Applications are accepted electronically; submit the complete application online at https://www.cityoforinda.org/527/Application-Submittal. The document lists an $18,828 total, including application and soils report peer review deposits and a surcharge.
About notarization
This document is signed without a notary; the lot split affidavit requires the owner to certify under penalty of perjury and sign and date it.
How to submit this form
- 1
Download The Application
Download the SB 9 application packet and review its checklist and submittal requirements.
- 2
Complete The Application
Enter property and applicant details, complete the eligibility checklist, and sign and date the required certifications.
- 3
Gather Supporting Materials
Prepare the affidavit, MOFD approval, tentative parcel map, closure calculations, soils report, title report, and utility will-serve letters.
- 4
Submit To The City
Submit the complete application electronically at https://www.cityoforinda.org/527/Application-Submittal.
Frequently asked questions
- Do I need a notary for the SB 9 Lot Split Application?
- No. The packet has no notary block. The lot split affidavit requires the owner to certify under penalty of perjury, then sign and date it.
- How do I submit the SB 9 Lot Split Application?
- Submit the complete application electronically at https://www.cityoforinda.org/527/Application-Submittal.
- What materials are required with the application?
- The packet lists an SB 9 checklist and lot split affidavit, MOFD approval, a tentative parcel map, closure calculations, a soils report, a title report, and utility will-serve letters.
- What does an SB 9 lot split do?
- It requests approval to subdivide an existing legal lot into two legal lots. The packet includes eligibility questions and detailed submittal requirements.
Need something notarized?
This SB 9 Lot Split Application doesn’t need a notary — but if you have another Orinda form that does, a commissioned online notary can help.